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Water-Year Summary for Site 12116100

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2019: 2019-10-01 to 2020-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 47°25'11", long 121°45'55" referenced to North American Datum of 1927, in NW 1/4 SE 1/4 sec.03, T.22 N., R.8 E., King County, WA, Hydrologic Unit 17110012, Snoqualmie National Forest, on right bank 400 ft upstream from mouth, and 0.8 mi east of town of Cedar Falls.
DRAINAGE AREA - 0.19 mi².
PERIOD OF RECORD - May 1945 to current year. Prior to October 1960 published in WSP 1932.
GAGE - Water-stage recorder and wooden control. Elevation of gage is 1,040 ft above NGVD of 1929, from topographic map.
REMARKS - No regulation or diversion upstream from station. Flow is mostly seepage from Chester Morse Lake.
  • Water Years 2014, 2015, 2017: No estimated daily discharges. Records good.
  • Water Year 2016: Records good except estimated daily discharges, which are fair.
  • Water Year 2018: Records good except estimated daily discharges and discharges below 6 CFS, which are fair.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 131 ft³/s, Dec. 7, 1975, gage height, 2.22 ft; minimum discharge, 0.06 ft³/s, Oct. 22-31, Nov. 3-8 2015, gage height, 0.58 ft.